"I believe that in my case I may have been diagnosed earlier if my weight loss had been spotted. For that reason I regret dieting and wish I had just been happy as I was."

According to Cancer Research UK, weight loss is a common symptom of many cancers. Other symptoms that may indicate mouth or tonsil cancer include a lump in the neck, bad breath, speech problems, difficulty swallowing, loose teeth and difficulty moving the jaw.

Despite rounds of chemotherapy and radiotherapy, Doran's tonsil cancer spread to her breast bone and right lung and is now at stage four.

Her family has now set up a GoFundMe page asking for donations to pay for Doran to have alternative cancer treatment in Germany or Mexico, in the hope that it will delay the further spread of the disease.